A thin uniform rod has moment of inertia \( I \) about an axis para...

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A thin uniform rod has moment of inertia \( I \) about an axis parallel to its length at a
\( \mathrm{P} \) certain distance. If on heating its length

W increases by \( 2 \% \), then moment of inertia of rod will change by
(1) \( 0 \% \)
(2) \( 1 \% \)
(3) \( \frac{1}{2} \% \)
(4) \( 4 \% \)
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